Re: improve substr

[Jack Woehr]

Eric Blake wrote:
> Again, implementing this natively will be more efficient.  What do you think of 
> adding these two enhancements to substr?
>   
I think anything you want to do is okay as long as it is a perfect
superset of the existing behavior. m4 goes back to the mid-1970's
and we shouldn't break existing code. Especially not mine! :)

--
Jack J. Woehr            # Fate lessons of the past and present
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